<?php
/**
 * This file is part of workerman.
 *
 * Licensed under The MIT License
 * For full copyright and license information, please see the MIT-LICENSE.txt
 * Redistributions of files must retain the above copyright notice.
 *
 * @author walkor<walkor@workerman.net>
 * @copyright walkor<walkor@workerman.net>
 * @link http://www.workerman.net/
 * @license http://www.opensource.org/licenses/mit-license.php MIT License
 */

/**
 * 用于检测业务代码死循环或者长时间阻塞等问题
 * 如果发现业务卡死，可以将下面declare打开（去掉//注释），并执行php start.php reload
 * 然后观察一段时间workerman.log看是否有process_timeout异常
 */
//declare(ticks=1);

use \GatewayWorker\Lib\Gateway;

define('NOTIFY_CLOSE','http://localhost/exchange/public/index.php/pc/common/close');
define('APPKEY','FGWAROPMMFWAR');
/**
 * 主逻辑
 * 主要是处理 onConnect onMessage onClose 三个方法
 * onConnect 和 onClose 如果不需要可以不用实现并删除
 */
class Events
{
    /**
     * 当客户端连接时触发
     * 如果业务不需此回调可以删除onConnect
     *
     * @param int $client_id 连接id
     */
    public static function onConnect($client_id)
    {
        //初始化，向客户端发送client_id
        Gateway::sendToClient($client_id, json_encode(array(
            'type'      => 'init',
            'client_id' => $client_id
        )));
    }

    /**
     * 当客户端发来消息时触发
     * @param int $client_id 连接id
     * @param mixed $message 具体消息
     */
    public static function onMessage($client_id, $message)
    {
        // 向所有人发送
//        Gateway::sendToAll("$client_id said $message\r\n");
    }

    /**
     * 当用户断开连接时触发
     * @param int $client_id 连接id
     */
    public static function onClose($client_id)
    {
        //告诉所有人，该客户端已下线
        $url = NOTIFY_CLOSE;
        $post_data = base64_encode(json_encode([
            'type'  => 'close',
            'client_id' => $client_id,
            'secret'    => password_hash(APPKEY,PASSWORD_DEFAULT),
            'user_id'   => $_SESSION['enc_client_id']
        ]));
        $ch = curl_init();

        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
// post数据
        curl_setopt($ch, CURLOPT_POST, 1);
// post的变量
        curl_setopt($ch, CURLOPT_POSTFIELDS, $post_data);

        $output = curl_exec($ch);

        curl_close($ch);
        $file = fopen('close_post.txt',"w");
        fwrite($file,$output);
        fclose($file);
    }
}
